Home / 776,590,841.45-1,165,049,863.47-251,918,975.67

Finding the Fourth Proportional to 776,590,841.45, 1,165,049,863.47 and 251,918,975.67

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Solution

The fourth proportional to 776,590,841.45, 1,165,049,863.47 and 251,918,975.67 is: 377,931,534.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    776,590,841.45 : 1,165,049,863.47 = 251,918,975.67 : x
  2. Step 2: Convert to fraction form
    776,590,841.45/1,165,049,863.47 = 251,918,975.67/x
  3. Step 3: Cross multiply
    776,590,841.45x = 1,165,049,863.47 × 251,918,975.67
  4. Step 4: Simplify right side
    776,590,841.45x = 293,498,168,209,835,712
  5. Step 5: Solve for x
    x = 293,498,168,209,835,712/776,590,841.45
  6. Step 6: Final answer
    x = 377,931,534.27

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.